How pumped-storage hydropower stores grid electricity

Practical Engineering · Explainer · 9 min · 2019 · YouTube title: World's Largest Batteries - (Pumped Storage)

Why it's here

Recommended as a clear explanation of pumped hydro and its limits in energy storage discussions.

What it covers

Practical Engineering explains pumped storage hydropower, which makes up most grid-scale electricity storage. It covers how it works and why it fits only certain geographies.